Tea couple with coffee . But there are a few people who know the tea. Drinking tea of Chinese and Japanese is not just a drink together playing only in leisure.But it can be considered as the treatment of disease.Researcherse at Department of Epidemiology, Saitama Cancer Center Japan found that Smokers and drinkers who drink tea together. Tea will reduce the amount of fat in his veins and the researcherse of Dr. Michael Gazino ,Harvard Medical School found the drinking tea reduces the risk of heart disease. ,The purpose of our presentation is to report a research by Min Zhang and team investigating a link between tea consumtion and ovarian cancer risk